Find the square root of 64a^2/9b^2+4+32a/3b

The scatter plot shows the number of animal cells clara examined in a laboratory in different months: plot ordered pairs 1, 20 and 2, 60 and 3,100 and 4, 140 and 5, 180 what is the approximate predicted number of animal cells clara examined in the 9th month?

Of the total number of spectators at a circus show, 1/4 are men. 2/5 of the remaining number of spectators are women. there are 132 women at the circus show. how many children are at the circus show?

Marcy is conducting a study regarding the amount of time students at her school spend talking to friends online. which group would give marcy the best results for her study?